The Third Wheel

S1, E15: Kirsten's unemployed sister, Hailey, moves in with the Cohens and disrupts the entire family when she behaves like the houseguest from Hell. Hailey eats her way through the refrigerator, controls the television, is disrespectful to Kirsten and shows no signs of leaving. Desperate for some time alone with his wife, Sandy urges Kirsten to resolve the problem with her sister.